Year 4 Science Quiz

What are materials made of?

• Water and air

• Tiny building blocks called particles

• Only liquids

• Large pieces of rock

Which of these materials is not a solid?

• Wood

• Ice

• Water

• Brick

What happens when you heat a solid?

• It disappears

• It may melt into a liquid

• It turns into a gas immediately

• It gets smaller

Which of these is an example of a gas?

• Stone

• Oxygen

• Sugar

• Plastic

Why do gases spread out to fill a container?

• Because the particles are stuck together

• Because the particles can move freely

• Because gases are heavier than solids

• Because gases are made of water

Which of the following describes how a liquid behaves?

• It has a fixed shape

• It flows and takes the shape of its container

• It stays in one place without moving

• It cannot change shape

Why can't solids flow like liquids?

• because they are made of air

• because their particles are tightly packed together

• because solids are too heavy

• because solids have no particles

Which liquid is thick and flows slowly?

• Water

• Honey

• Juice

• Petrol

Which of these is NOT a liquid?

• Milk

• Vinegar

• Sugar

• Orange juice

Which statement is true about liquids?

• Liquids do not move

• Liquids have a fixed shape

• Liquids take the shape of the container they are in

• Liquids break into pieces